The fifth volume of Dr Needham's immense undertaking, like the fourth, is subdivided into parts for ease of assimilation and presentation, each part bound and published separately. The volume as a whole covers the subjects of alchemy, early chemistry, and chemical technology (which includes military invention, especially gunpowder and rockets; paper and printing; textiles; mining and metallurgy; the salt industry; and ceramics).This we find in the a#39; Confidential Instructions on the Manual of the Heaven-
Piercing Golden Flower Elixira#39; (Chin Hua ... Each day the fuel weight is increased
by i ounce and that of the water decreased by the same amount, until on the i4th
day the proportions are reversed. ... according to the author, was revealed to him
by an avatar of Ia#39;ai Yu-Chhun, s the sixth patriarch of the Southern School of Sung
... Mfing Hsiia#39;s two-variable phasing system, from 18-2 33- ALCHEMICAL
THEORY 275.